Engine Blocks & Parts | Summit Racing

Dart LS Next Aluminum Bare Blocks 31937111

Dart LS Next Aluminum Bare Blocks 31937111

Engine Block, LS Next, Aluminum, 4.000 in. Diameter Bore, 4-Bolt Mains, Chevy, LS, Each

Part Number: DRT-31937111

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

S&S Cycle Super Stock Alternator-Style Crankcases 31-0047

S&S Cycle 92-99 BT w/ 4in Bore Special Application Crankcase - Natural

Part Number: SSY-31-0047

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

Milodon Main Caps 11361

Main Caps, 3-center, Straight, 2-bolt, Ductile Iron, Chrysler, Dodge, Plymouth, 383, 400, Set

Part Number: MIL-11361

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

...Loading

Estimated Ship Date: May 19, 2026 if ordered today

Milodon Main Caps 11365

Main Caps, Ductile Iron, 5-Cap Set, Straight, 2-Bolt, Chrysler, Dodge, Plymouth, 426-440, Set

Part Number: MIL-11365

Not Yet Reviewed

...Loading

Milodon Main Caps 11500

Main Caps, Ductile Iron, 3-Center, Straight, 4-Bolt, Pontiac, 421, 428, 455, Set

Part Number: MIL-11500

Not Yet Reviewed

...Loading

Milodon Main Caps 11505

Main Caps, Ductile Iron, 3-Center, Straight, 4-Bolt, Pontiac, 350, 389, 400, Set

Part Number: MIL-11505

Not Yet Reviewed

...Loading

Milodon Main Caps 11525

Main Caps, Ductile Iron, 3-Center, Angled Outer Bolts, 4-Bolt, Pontiac, 350, 389, 400, Set

Part Number: MIL-11525

Not Yet Reviewed

...Loading

Dart Race Series Small Block Chevy Aluminum Bare Blocks 31711113

Bare Blocks, Dart Race Series, Aluminum, 9.025 in Deck, 4.0 in. Bore, 4-Bolt Mains, 2-Piece Rear Main Seals,Small Block, Chevy, Each

Part Number: DRT-31711113

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Dart LS Next Aluminum Bare Blocks 31947122

Engine Block, SHP LS Next, Bare Block, 4.000 in Bore, 9.450 Deck, Raised Cam, 4-Bolt Mains, Cast Aluminum, GM LS-Series, Each

Part Number: DRT-31947122

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Dart Race Series Big Block Chevy Aluminum Bare Blocks 31264385

Engine Block, Race Series, Aluminum, 4-Bolt Mains, 10.0 Deck, 4.250 in. Dia., Bore, 2-Piece Seal, Chevy, Each

Part Number: DRT-31264385

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

BluePrint Engines GM Small Block Compatible Bare Engine Blocks BPP12110349

Engine Block SBC, 1PC, SIAM, 9.025 x 4.125, 350MAIN, CAST MC

Part Number: MLL-BPP12110349

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

...Loading

Estimated Ship Date: May 4, 2026 if ordered today

Brodix Cylinder Heads Aluminum Small Block Chevy Engine Blocks 8B 1150

Engine Block, Aluminum, 4-Bolt Mains, 4.000 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each

Part Number: BRO-8B1150

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 21, 2026 if ordered today

Dart Race Series Small Block Ford Aluminum Bare Blocks 31344175

Engine Block, Aluminum, 4-Bolt Mains, 4.000 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, Small Block, Each

Part Number: DRT-31344175

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

BluePrint Engines GM Small Block Compatible Bare Engine Blocks BPP12110348

Engine Block SBC, 2PC, SIAM, 9.025 x 4.125, 400MAIN, BILLET MC, SC

Part Number: MLL-BPP12110348

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

...Loading

Estimated Ship Date: May 4, 2026 if ordered today

BluePrint Engines Small Block Ford Compatible 351 Cleveland Bare Engine Blocks BPP12110335

Engine Block SBF 351, SIAM, CLEV, 9.500 x 4.125, BILLET MC

Part Number: MLL-BPP12110335

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

...Loading

Estimated Ship Date: May 4, 2026 if ordered today

BluePrint Engines Small Block Ford Compatible 351 Cleveland Bare Engine Blocks BPP12110336

Engine Block SBF 351, SIAM, CLEV, 9.500 x 4.000, BILLET MC

Part Number: MLL-BPP12110336

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

...Loading

Estimated Ship Date: May 4, 2026 if ordered today

Dart Race Series Big Block Chevy Aluminum Bare Blocks 31264495

Engine Block, Race Series, Aluminum, 4-Bolt Mains, 10.4 Deck, 4.500 in. Dia., Bore, 2-Piece Seal, Chevy, Each

Part Number: DRT-31264495

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Dart LS Next Aluminum Bare Blocks 31947142

Engine Block, SHP LS Next, Bare Block, 4.000 in Bore, 9.750 Deck, Raised Cam, 4-Bolt Mains, Cast Aluminum, GM LS-Series, Each

Part Number: DRT-31947142

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Dart Race Series Small Block Chevy Aluminum Bare Blocks 31711152

Bare Blocks, Dart Race Series, Aluminum, 8.850 in Deck, 4.00 in. Bore, 4-Bolt Mains,2-Piece Rear Main Seals,BBC Cam Tunnel,® Small Block,Chevy, Each

Part Number: DRT-31711152

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Dart LS Next Aluminum Bare Blocks 31947242

Bare Blocks, Dart LS Next Series, Aluminum, 9.750 in Deck Height, 4 in Bore, Steel Main, 4-Bolt Mains, 1-Piece Rear Main Seal, LS Gen III/IV, Chevy

Part Number: DRT-31947242

Not Yet Reviewed

...Loading

Dart Race Series Small Block Chevy Aluminum Bare Blocks 31712142

Bare Blocks, Dart Race Series, Aluminum, 9.075 in Deck, 4.125 in. Bore, 4-Bolt Mains,2-Piece Rear Main Seals,BBC Cam Tunnel,® Small Block,Chevy, Each

Part Number: DRT-31712142

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Dart Race Series Small Block Ford Aluminum Bare Blocks 31344185

Engine Block, Aluminum, 4-Bolt Mains, 4.000 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, Small Block, Each

Part Number: DRT-31344185

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Dart Race Series Small Block Chevy Aluminum Bare Blocks 31711252

Bare Blocks, Dart Race Series, Aluminum, 8.850 in Deck, 4.125 in. Bore, 4-Bolt Mains,2-Piece Rear Main Seals,BBC Cam Tunnel,® Small Block,Chevy, Each

Part Number: DRT-31711252

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Dart LS Next Aluminum Bare Blocks 31937121

SBC Alum LSNext 9.450"-4.000 LS Main

Part Number: DRT-31937121

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Dart Race Series Small Block Chevy Aluminum Bare Blocks 31712222

Engine Bare Blocks, Dart Race Series, Aluminum, 9.325 in. Deck Height, 4.125 in Bore, 4-Bolt Mains, 2 Piece Rear Main Seals, Chevy Small Block, Each

Part Number: DRT-31712222

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today